كتب ذات صلة

American and European foulbrood in colonies of honey bees in Connecticut

Foul brood of bees

• Pollination of deciduous fruits by bees
  المؤلفون: Vansell, George H. ,  Philp, Guy L.
• Beekeeping for the beginner in California
  

• Thrips of economic importance in California
  المؤلفون: Bailey, Stanley F.
• The Tangier pea : Lathyrus tingitanus
  المؤلفون: Kennedy, P. Beveridge.
• Sun-drying fruits
  المؤلفون: Mrak, E. M. ,  Phaff, Herman.